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You are here: Top: Science:Earth Sciences:Paleontology:Invertebrates:Sponges (9)
- Brachiospongia - Photograph of this fossil sponge from the Ordovician in Kentucky.
- Choia utahensis - Fossil sponges from the Cambrian in Utah showing the spicules of which the skeleton is composed.
- Cretaceous Sponges - Documentation and systematic description of fossil Cretaceous sponges (porifera) from the Campanian of Misburg and Höver, Germany.
- Pemmatites sp. - Photographs of several complete fossil sponges.
- Raphidonema sp. - Photographs of fossil sponges from the Cretaceous.
- Siphonia - Photographs and information on Siphonia subglobosa and Siphonia tubulosa and some photomicrographs showing typical tetraclones and one dermal dichotriaene of Siphonia tubulosa.
- Siphonia kaeregi - Photograph of a nice specimen of this tulip-shaped sponge.
- Sponge Reefs on the Continental Shelf - Canadian Geological Survey program to study hexactinellid reefs.
- Uphantaenia chemungensis - Image of part of a sponge from the Devonian in New York.
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